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Marquise|Lab Grown|IGI

1.51ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG826677935

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826677935

Diamond specifications and retailer prices

From £184 GBP
$247 USD
As of November 2, 2026
Save £822 GBP (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,006 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826677935 or 826677935. Listed at 15 retailers as of November 2, 2026, with prices from £184 to £1,006, a £822 spread on the same certified stone. Brilliant Earth lists it at £1,006. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826677935
Dimensions11.50 × 6.04 × 3.79 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.50 mm6.04 mm1.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826677935
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £1,006 GBP|Low: £177 GBP|High: £1,028 GBP|Avg: £548 GBP|-2.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 14£184 GBP
Retailer 5£213 GBP
Retailer 4£228 GBP
Retailer 15£228 GBP
Retailer 12£307 GBP
Retailer 6£389 GBP
Retailer 10£391 GBP
Retailer 8£434 GBP
Retailer 3£733 GBP
Retailer 13£736 GBP
Retailer 7£772 GBP
Retailer 11£835 GBP
Retailer 2£898 GBP
Retailer 9£914 GBP
Brilliant Earth£1,006 GBP

45 data points across 15 retailers

15 retailers£184 GBP to £1,006 GBP

A
Cheapest Retailer
-
£184 GBP
$247 USD
A
Retailer 2
-
£213 GBP
$286 USD
View
Retailer 3
-
£228 GBP
$306 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£228 GBP
$306 USD
View
B+
Retailer 5
-
£307 GBP
$412 USD
View
A
Retailer 6
-
£389 GBP
$522 USD
View
A
Retailer 7
-
£391 GBP
€500 EUR
View
A
Retailer 8
-
£434 GBP
View
B+
Retailer 9
-
£733 GBP
$984 USD
View
B
Retailer 10
-
£736 GBP
$988 USD
View
Retailer 11
-
£772 GBP
$1,036 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
£835 GBP
$1,120 USD
View
B
Retailer 13
-
£898 GBP
$1,205 USD
View
B
Retailer 14
-
£914 GBP
View
Most Expensive
B
Brilliant Earth
21061640A · Nov 2
£1,006 GBP
$1,350 USD
View
14 more retailers have this diamond
Prices start from £184 GBPSave up to £822 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Marquise
£184 GBP